From: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Date: Tue, 29 Jan 2019 09:45:55 +0900
Subject: virtio_net: Fix not restoring real_num_rx_queues
Patch-mainline: v5.0-rc6
Git-commit: 188313c137c4f76afd0862f50dbc185b198b9e2a
References: bsc#1109837
When _virtnet_set_queues() failed we did not restore real_num_rx_queues.
Fix this by placing the change of real_num_rx_queues after
_virtnet_set_queues().
This order is also in line with virtnet_set_channels().
Fixes: 4941d472bf95 ("virtio-net: do not reset during XDP set")
Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Acked-by: Jason Wang <jasowang@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/virtio_net.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -2427,10 +2427,10 @@ static int virtnet_xdp_set(struct net_de
}
}
- netif_set_real_num_rx_queues(dev, curr_qp + xdp_qp);
err = _virtnet_set_queues(vi, curr_qp + xdp_qp);
if (err)
goto err;
+ netif_set_real_num_rx_queues(dev, curr_qp + xdp_qp);
vi->xdp_queue_pairs = xdp_qp;
for (i = 0; i < vi->max_queue_pairs; i++) {